Difference between revisions of "00537"

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==== Possible Symptoms ====
 
==== Possible Symptoms ====
  
* No Lambda control<br>
+
* Lambda Control inactive
* Engine running problems<br>
+
* Engine running rough
  
 
==== Possible Causes ====
 
==== Possible Causes ====
  
* Short to Ground<br>
+
* Wiring and/or Connector(s) from/to Lambda Sensor(s) faulty
* Injector defective (blocked)<br>
+
* Lambda Control/Sensor(s) faulty
* Fuel pressure regulator defective<br>
+
* Injector(s) faulty/blocked
* Fuel pump defective<br>
+
* Fuel Pressure Regulator faulty
* Fuel tank empty<br>
+
* Fuel Pump faulty
 +
* Fuel Tank empty
 +
* Vacuum/air leaks
  
 
==== Possible Solutions ====
 
==== Possible Solutions ====
  
* Check Lambda probe and Lambda control<br>
+
* Check Lambda Control/Sensors
* Check injectors (N30...N33)<br>
+
* Check/Repair Wiring and/or Connector(s) from/to Lambda Sensor(s)
* Check fuel pressure regulator<br>
+
* Check/Replace/Clean Injector(s)
* Check fuel pump<br>
+
* Check/Replace Fuel Pressure Regulator
* Check fuel level in fuel tank<br><br>
+
* Check/Replace Fuel Pump
 +
* Check Fuel Level
 +
* Vacuum/smoke test hoses/valves and replace leaking ones
 +
 
  
 
=== 00537 - Lambda (Oxygen Sensor) Regulation: Lower Limit ===
 
=== 00537 - Lambda (Oxygen Sensor) Regulation: Lower Limit ===
 +
 +
==== Possible Symptoms ====
 +
 +
* Lambda Control inactive
 +
* Engine running rough
  
 
==== Possible Causes ====
 
==== Possible Causes ====
  
* Activated charcoal filter solenoid valve 1 (N80) leaking/sticking<br>
+
* Activated Charcoal Filter Solenoid Valve 1 (N80) leaking/sticking
* Injector defective (not closing completely)<br>
+
* Injector faulty (not closing completely)
* Fuel pressure regulator defective<br>
+
* Fuel Pressure Regulator faulty
  
 
==== Possible Solutions ====
 
==== Possible Solutions ====
  
* Check charcoal filter solenoid valve 1 (N80)<br>
+
* Check/Replace Activated Charcoal Filter Solenoid Valve 1 (N80)
* Check injectors (N30...N33)<br>
+
* Check/Replace/Clean Injector(s)
* Check fuel pressure regulator<br>
+
* Check Fuel Pressure Regulator
  
 
[[Category:Fault Codes]]
 
[[Category:Fault Codes]]

Latest revision as of 17:26, 22 May 2012

00537 - Lambda (Oxygen Sensor) Regulation

00537 - Lambda (Oxygen Sensor) Regulation: Upper Limit

Possible Symptoms

  • Lambda Control inactive
  • Engine running rough

Possible Causes

  • Wiring and/or Connector(s) from/to Lambda Sensor(s) faulty
  • Lambda Control/Sensor(s) faulty
  • Injector(s) faulty/blocked
  • Fuel Pressure Regulator faulty
  • Fuel Pump faulty
  • Fuel Tank empty
  • Vacuum/air leaks

Possible Solutions

  • Check Lambda Control/Sensors
  • Check/Repair Wiring and/or Connector(s) from/to Lambda Sensor(s)
  • Check/Replace/Clean Injector(s)
  • Check/Replace Fuel Pressure Regulator
  • Check/Replace Fuel Pump
  • Check Fuel Level
  • Vacuum/smoke test hoses/valves and replace leaking ones


00537 - Lambda (Oxygen Sensor) Regulation: Lower Limit

Possible Symptoms

  • Lambda Control inactive
  • Engine running rough

Possible Causes

  • Activated Charcoal Filter Solenoid Valve 1 (N80) leaking/sticking
  • Injector faulty (not closing completely)
  • Fuel Pressure Regulator faulty

Possible Solutions

  • Check/Replace Activated Charcoal Filter Solenoid Valve 1 (N80)
  • Check/Replace/Clean Injector(s)
  • Check Fuel Pressure Regulator